<template>
	<el-form size="small">
		<el-form-item>
			<el-radio v-model='radioValue' :label="1">
				日，允许的通配符[, - * ? / L W]
			</el-radio>
		</el-form-item>

		<el-form-item>
			<el-radio v-model='radioValue' :label="2">
				不指定
			</el-radio>
		</el-form-item>

		<el-form-item>
			<el-radio v-model='radioValue' :label="3">
				周期从
				<el-input-number v-model='cycle01' :max="30" :min="1" />
				-
				<el-input-number v-model='cycle02' :max="31" :min="cycle01 ? cycle01 + 1 : 2" />
				日
			</el-radio>
		</el-form-item>

		<el-form-item>
			<el-radio v-model='radioValue' :label="4">
				从
				<el-input-number v-model='average01' :max="30" :min="1" />
				号开始，每
				<el-input-number v-model='average02' :max="31 - average01 || 1" :min="1" />
				日执行一次
			</el-radio>
		</el-form-item>

		<el-form-item>
			<el-radio v-model='radioValue' :label="5">
				每月
				<el-input-number v-model='workday' :max="31" :min="1" />
				号最近的那个工作日
			</el-radio>
		</el-form-item>

		<el-form-item>
			<el-radio v-model='radioValue' :label="6">
				本月最后一天
			</el-radio>
		</el-form-item>

		<el-form-item>
			<el-radio v-model='radioValue' :label="7">
				指定
				<el-select v-model="checkboxList" clearable multiple placeholder="可多选" style="width:100%">
					<el-option v-for="item in 31" :key="item" :value="item">{{ item }}</el-option>
				</el-select>
			</el-radio>
		</el-form-item>
	</el-form>
</template>

<script>
export default {
	data() {
		return {
			radioValue: 1,
			workday: 1,
			cycle01: 1,
			cycle02: 2,
			average01: 1,
			average02: 1,
			checkboxList: [],
			checkNum: this.$props.check,
		};
	},
	name: "crontab-day",
	props: ["check", "cron"],
	methods: {
		// 单选按钮值变化时
		radioChange() {
			("day rachange");
			if (this.radioValue !== 2 && this.cron.week !== "?") {
				this.$emit("update", "week", "?", "day");
			}

			switch (this.radioValue) {
				case 1:
					this.$emit("update", "day", "*");
					break;
				case 2:
					this.$emit("update", "day", "?");
					break;
				case 3:
					this.$emit("update", "day", this.cycleTotal);
					break;
				case 4:
					this.$emit("update", "day", this.averageTotal);
					break;
				case 5:
					this.$emit("update", "day", this.workday + "W");
					break;
				case 6:
					this.$emit("update", "day", "L");
					break;
				case 7:
					this.$emit("update", "day", this.checkboxString);
					break;
			}
			("day rachange end");
		},
		// 周期两个值变化时
		cycleChange() {
			if (this.radioValue == "3") {
				this.$emit("update", "day", this.cycleTotal);
			}
		},
		// 平均两个值变化时
		averageChange() {
			if (this.radioValue == "4") {
				this.$emit("update", "day", this.averageTotal);
			}
		},
		// 最近工作日值变化时
		workdayChange() {
			if (this.radioValue == "5") {
				this.$emit("update", "day", this.workdayCheck + "W");
			}
		},
		// checkbox值变化时
		checkboxChange() {
			if (this.radioValue == "7") {
				this.$emit("update", "day", this.checkboxString);
			}
		},
	},
	watch: {
		"radioValue": "radioChange",
		"cycleTotal": "cycleChange",
		"averageTotal": "averageChange",
		"workdayCheck": "workdayChange",
		"checkboxString": "checkboxChange",
	},
	computed: {
		// 计算两个周期值
		cycleTotal: function() {
			const cycle01 = this.checkNum(this.cycle01, 1, 30);
			const cycle02 = this.checkNum(this.cycle02, cycle01 ? cycle01 + 1 : 2, 31, 31);
			return cycle01 + "-" + cycle02;
		},
		// 计算平均用到的值
		averageTotal: function() {
			const average01 = this.checkNum(this.average01, 1, 30);
			const average02 = this.checkNum(this.average02, 1, 31 - average01 || 0);
			return average01 + "/" + average02;
		},
		// 计算工作日格式
		workdayCheck: function() {
			const workday = this.checkNum(this.workday, 1, 31);
			return workday;
		},
		// 计算勾选的checkbox值合集
		checkboxString: function() {
			let str = this.checkboxList.join();
			return str == "" ? "*" : str;
		},
	},
};
</script>
